Glossary

Searchable terminology from accessibility, web standards, and related fields.

6660 terms — page 325 of 333

Web Clutter (Page Clutter, Visual Clutter)
Non-essential elements on a web page that do not contribute to the primary content or user task, such as advertisements, decorative images, redundant navigation, social media widgets, and promotional …
Web Complexity (Page Complexity, Website Complexity)
A measure of the technical sophistication and structural density of a web page, typically assessed by the number and types of HTML elements, scripts, embedded objects, and interactive features present…
Web Compliance Engineering
A discipline within Web Engineering focused on the application of quality assurance, testing, and management processes to ensure that web applications conform to standards, policy environments, and ot…
Web Composition (Component-Based Web Development)
Web composition is the practice of building web pages by dynamically combining smaller, reusable pieces of HTML markup — often called snippets, components, or fragments — into complete pages. Modern w…
Web Content Filtering (Content Filtering, Page Filtering)
The process of selectively displaying or hiding elements on a webpage based on specified criteria. Web content filtering encompasses both type-based filtering (e.g., ad blockers that remove advertisem…
Web Crawler (Spider, Web Spider, Web Scraper)
An automated program that systematically browses the World Wide Web by following links from page to page, collecting and indexing content. In accessibility, web crawlers are used as part of large-scal…
Web Crawling (Web Spidering, Web Scraping)
The automated process of systematically browsing and indexing web pages by following hyperlinks from a starting URL. In accessibility evaluation, web crawlers are used to discover and catalogue pages …
Web Inclusion (Digital Inclusion, Web for All)
The principle and practice of ensuring that the web is usable by and beneficial to all people, regardless of disability, language, literacy, cultural background, technical proficiency, or socio-econom…
Web Information Extraction (WIE, Web Data Extraction, Web Scraping)
Web Information Extraction (WIE) is a set of techniques for automatically identifying and extracting structured data from web pages. In the context of accessibility, WIE methods are used to analyze th…
Web Interaction Environment (WIE)
A modelling concept defined as a particular audience group's set of intrinsic characteristics upon which tailored evaluation procedures can be applied to a website. Introduced by Lopes and Carrico (20…
Web Intermediary (Web Proxy, Transcoding Proxy)
A system that sits between a user's web browser and the web server, intercepting and modifying HTTP requests and responses to adapt web content before it reaches the user. In accessibility contexts, w…
Web Localization (Website Localization, L10n)
The process of adapting a website for a specific locale or market, going beyond text translation to include technical and visual modifications such as adjusting layouts for different text directions, …
Web Localization (L10n, Website Localization)
The process of adapting a website for a specific locale or target audience, going beyond translation to include cultural, visual, and technical elements such as date formats, colors, images, menu size…
Web Mediation (Web Content Mediation, Web Accessibility Mediation)
The process of automatically modifying web content as it passes between a web server and a user's browser, typically through a proxy server or browser extension, to improve its accessibility or usabil…
Web Mining (Web Data Mining, Web Content Mining)
The application of data mining techniques to extract and discover useful information from web data, including web content, structure, and usage patterns. In accessibility evaluation, web mining can be…
Web Mobility (Hypertext Mobility, Web Navigation Mobility)
A conceptual framework that applies principles of physical mobility and wayfinding to web navigation, particularly for visually impaired users. Web mobility encompasses the ability to move through hyp…
Web Navigation (Website Navigation, Web Browsing Navigation)
The process of moving through and finding information on websites, encompassing strategies like following links, using search, scanning headings, and interacting with menus and filters. Web navigation…
Web Page Complexity (Page Complexity, Structural Complexity)
A measure of how much a web page contains in terms of interactivity, embedded media, and structural richness. The W3C's WCAG-EM defines complexity through three factors: level of interactivity, source…
Web Page Preview (Page Preview, Link Target Preview)
A summary or representation of a web page's content provided to users before they navigate to that page, allowing them to assess its relevance without committing to a full visit. For sighted users, vi…
Web Page Segmentation (Page Segmentation, Visual Page Segmentation)
The process of dividing a web page into its constituent visual blocks or semantic regions, such as headers, navigation menus, content areas, sidebars, and footers. Segmentation algorithms analyse both…